Finding the Fourth Proportional to 497,658,784.96, 687,027,306.36 and 363,546,112.96
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Solution
The fourth proportional to 497,658,784.96, 687,027,306.36 and 363,546,112.96 is: 501,882,241.96
Step by Step Solution
- Step 1: Write the proportion equation
497,658,784.96 : 687,027,306.36 = 363,546,112.96 : x - Step 2: Convert to fraction form
497,658,784.96/687,027,306.36 = 363,546,112.96/x - Step 3: Cross multiply
497,658,784.96x = 687,027,306.36 × 363,546,112.96 - Step 4: Simplify right side
497,658,784.96x = 249,766,106,724,557,088 - Step 5: Solve for x
x = 249,766,106,724,557,088/497,658,784.96 - Step 6: Final answer
x = 501,882,241.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.